(Photo : Lee Dong Wook's Instagram) Being onscreen almost requires artists to be visually pleasing and presentable. Aside from makeup and stylish outfits, celebrities also work hard to keep their health and good shape. This is the case of Lee Dong Wook, who may be hitting 40 soon, but still maintains his amazing physique through his workout. (Photo : Lee Dong Wook's Instagram) As a celebrity who's busy with lots of filming schedules, people are amazed by how the Korean hottie Lee Dong Wook takes good care of his perfect physique despite being on the set most of the time. He may be hitting 40, but Lee Dong Wook looks youthful than ever as he is a certified health enthusiast.